0.75 is 3/4 or 6/8, which is less than 7/8
3y+7=31
3y=24 (we subtracted 7 from both sides)
24 divided by 3 is 8
Y=8
Answer:
I;m sorry if im wrong but i think it would be either b or d sorry if im wrong at least i tried that is all that matters
Step-by-step explanation:
According to the formula, the lateral area of a conical is Sc=

. The basal area S=πr². And the surface area equals Sc + S. So the answer is 1151.877≈1152 m².
8 is the answer to your question.